Two-month-old girl in critical condition after being found in Dorchester apartment

A two-month-old girl is in critical condition at the Boston Medical Center after being found in a home on Ames Street in Dorchester, Boston police said.

Arriving officers found the infant “in distress and not breathing,’’ police said in a statement. The child was rushed to Boston Medical Center where she was listed in critical condition this afternoon.

Police spokeswoman Elaine Driscoll said in a statement that “the preliminary investigation has indicated no visible signs of trauma.’’

Homicide detectives are investigating, which is standard protocol in cases where a person has suffered life-threatening injuries, Driscoll said.

Police arrived at Ames Street apartment around 2:21 a.m.

No other details have been released and there are no arrests.